/*
 * This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
 *
 * The MIT License
 * Copyright © 2014-2022 Ilkka Seppälä
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package com.iluwatar.servicestub;

/**
 * Stub implementation of SentimentAnalysisServer. Returns deterministic sentiment based on input
 * keywords.
 */
public class StubSentimentAnalysisServer implements SentimentAnalysisServer {

  /**
   * Fake sentiment analyzer, always returns "Positive" if input string contains the word "good",
   * "Negative" if the string contains "bad" and "Neutral" otherwise.
   *
   * @param text the input string to analyze
   * @return sentiment classification result (Positive, Negative, or Neutral)
   */
  @Override
  public String analyzeSentiment(String text) {
    if (text.toLowerCase().contains("good")) {
      return "Positive";
    } else if (text.toLowerCase().contains("bad")) {
      return "Negative";
    } else {
      return "Neutral";
    }
  }
}
